core

### Changing the Direction of a Sphere

You can construct a sphere with a reversed vector.

To construct a Reverse Sphere:

1. Access the Construct Sphere dialog box (Insert | Feature | Constructed | Sphere).

2. Select the Reverse option.

3. Select one feature. It must be a sphere.

4. Click the Create button.

The Edit window command line for this option would read:
CONSTR/SPHERE,REV,feat_1